WHAT IS FILLING?
When a tooth gets partially damaged, decayed or worn out, then that partially ruined part is carefully detached from your tooth by a dentist. Fillings are used to restore this partially removed part to bring the tooth to its initial shape and size. Such a tooth is backed up with durable filling. Dental fillings are used when you want to prevent the tooth to decay any further.
WHAT IS INLAYS AND ONLAYS?
Inlays and onlays are an alternative to fillings. They are far better in longevity as compared to fillings. Inlays and onlays are extremely comfortable while large repairs of frontal teeth or chewing textures of back teeth. They can be made from resin or porcelain. An inlay fits itself in the tooth hole while onlays will automatically build its shape like a tooth.